Image: Geiger-1910-fig1
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Description: An original illustration by Hans Geiger of the tube by which he observed the scattering of alpha particles by metal foils. A - conical tube B - bulb containing "radium emanation" (radon-222) D - narrow aperture E - metal foil K - stopcock through which the radium emanation was introduced to the bulb S - zinc sulfide screen
Title: Geiger-1910-fig1
Credit: Hans Geiger (1910). The Scattering of the α-Particles by Matter. Proceedings of the Royal Society, vol. A83, p. 492-504.
Author: Hans Geiger
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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